Is it a solid, liquid or gas?
Nickel is a solid
Is it a metal, nonmetal or metalloid?
Metal
Family name or Rare Earth Element Series
Transition metal
Who discovered it? When was it discovered?
Axel Fredrik Cronstedt in 1751
How is it used?
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Physical, Chemical propertis or unusual facts
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References:

by First Name last Initial (ex. Joe S.)